31311852

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{257}}^1$

素因数の和:359

約数の個数: 96

約数和(自身を含む): 87381504

約数和(自身を除く): 56069652

約数列:

[1, 2, 3, 4, 6, 11, 12, 13, 22, 26, 33, 39, 44, 52, 66, 71, 78, 132, 142, 143, 156, 213, 257, 284, 286, 426, 429, 514, 572, 771, 781, 852, 858, 923, 1028, 1542, 1562, 1716, 1846, 2343, 2769, 2827, 3084, 3124, 3341, 3692, 4686, 5538, 5654, 6682, 8481, 9372, 10023, 10153, 11076, 11308, 13364, 16962, 18247, 20046, 20306, 30459, 33924, 36494, 36751, 40092, 40612, 54741, 60918, 72988, 73502, 109482, 110253, 121836, 147004, 200717, 218964, 220506, 237211, 401434, 441012, 474422, 602151, 711633, 802868, 948844, 1204302, 1423266, 2408604, 2609321, 2846532, 5218642, 7827963, 10437284, 15655926, 31311852]

約数ペア:

[(1, 31311852), (2, 15655926), (3, 10437284), (4, 7827963), (6, 5218642), (11, 2846532), (12, 2609321), (13, 2408604), (22, 1423266), (26, 1204302), (33, 948844), (39, 802868), (44, 711633), (52, 602151), (66, 474422), (71, 441012), (78, 401434), (132, 237211), (142, 220506), (143, 218964), (156, 200717), (213, 147004), (257, 121836), (284, 110253), (286, 109482), (426, 73502), (429, 72988), (514, 60918), (572, 54741), (771, 40612), (781, 40092), (852, 36751), (858, 36494), (923, 33924), (1028, 30459), (1542, 20306), (1562, 20046), (1716, 18247), (1846, 16962), (2343, 13364), (2769, 11308), (2827, 11076), (3084, 10153), (3124, 10023), (3341, 9372), (3692, 8481), (4686, 6682), (5538, 5654)]